The length of a rectangle exceeds the width by 2cm. If the diagonal is 10cm long find the width of the rectangle
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Answer:
width is 4
Step-by-step explanation:
diagonal= root of ( l^2+b^2)
10= root of ( (x+2)^2+(x)^2
=root of ( x*x+2*2+x*x)
now because there is a root x*x will become x, 2*2 will be 2
10= x+2+x
10-2=2x
8/2=x
4=x
hope this helpful
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